/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #4361ee;
  --primary-dark: #3451d1;
  --accent: #4361ee;
  --header-bg: #1a1a2e;
  --header-text: #e0e0ff;
  --bg: #f5f6fa;
  --card-bg: #ffffff;
  --text: #1a1a2e;
  --muted: #6b7280;
  --border: #e5e7eb;
  --success: #10b981;
  --error: #ef4444;
  --warning: #f59e0b;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.05);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

/* ===== Header ===== */
header {
  background: var(--header-bg);
  color: var(--header-text);
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  position: sticky;
  top: 0;
  z-index: 100;
}

header .logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--header-text);
}

header .logo span {
  color: var(--primary);
}

header nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

header nav a {
  color: var(--header-text);
  text-decoration: none;
  font-size: 0.9rem;
  opacity: 0.85;
  transition: opacity 0.15s;
}
header nav a:hover { opacity: 1; }

.user-badge {
  font-size: 0.82rem;
  color: #a0a8d0;
  background: rgba(255,255,255,0.08);
  padding: 4px 10px;
  border-radius: 20px;
}

/* ===== Layout ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 24px;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text);
}

/* ===== Cards ===== */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  transition: box-shadow 0.2s;
}
.card:hover { box-shadow: var(--shadow-md); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.card-subtitle {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.card-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 12px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  text-decoration: none;
}
.btn:active { transform: scale(0.98); }

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }

.btn-sm { padding: 5px 10px; font-size: 0.8rem; }
.btn-ghost { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn-ghost:hover { background: #eef0ff; }

/* ===== Login Page ===== */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 60%, #0f3460 100%);
}

.login-box {
  background: #fff;
  border-radius: 12px;
  padding: 40px 36px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}

.login-logo {
  text-align: center;
  margin-bottom: 28px;
}

.login-logo h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--header-bg);
}
.login-logo h1 span { color: var(--primary); }

.login-logo p {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: 18px;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 5px;
  color: var(--text);
}

input, select, textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(67,97,238,0.15);
}
textarea { resize: vertical; min-height: 90px; }

.form-full { width: 100%; }

/* ===== Alerts ===== */
.alert {
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: 16px;
}
.alert-error { background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c; }
.alert-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #15803d; }

/* ===== Badges ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-blue { background: #dbeafe; color: #1d4ed8; }
.badge-green { background: #dcfce7; color: #15803d; }
.badge-red { background: #fee2e2; color: #b91c1c; }
.badge-yellow { background: #fef9c3; color: #854d0e; }
.badge-gray { background: #f3f4f6; color: #374151; }
.badge-purple { background: #ede9fe; color: #6d28d9; }
.badge-orange { background: #fff7ed; color: #c2410c; }

/* ===== API Key display ===== */
.api-key-row {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #f8f9ff;
  border: 1px solid #dde0ff;
  border-radius: 6px;
  padding: 8px 12px;
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.82rem;
  color: #3730a3;
}

.api-key-value {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== Agent cards ===== */
.agent-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-bg);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
  overflow: hidden;
}

.agent-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  cursor: pointer;
  user-select: none;
  transition: background 0.15s;
}
.agent-card-header:hover { background: #f9faff; }

.agent-card-header .agent-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.agent-card-info { flex: 1; min-width: 0; }
.agent-card-name { font-weight: 600; font-size: 1rem; }
.agent-card-desc { font-size: 0.82rem; color: var(--muted); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.agent-card-body {
  display: none;
  padding: 0 20px 20px;
  border-top: 1px solid var(--border);
}
.agent-card-body.open { display: block; }

/* ===== Step results ===== */
.steps-list { margin-top: 20px; }

.step-item {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.step-item:last-child { border-bottom: none; }

.step-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.step-number.failed { background: var(--error); }
.step-number.completed { background: var(--success); }

.step-content { flex: 1; min-width: 0; }
.step-header { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.step-name { font-weight: 600; font-size: 0.9rem; }
.step-output {
  margin-top: 8px;
  font-size: 0.83rem;
  background: #f8f9ff;
  border: 1px solid #e0e3ff;
  border-radius: 6px;
  padding: 10px 12px;
  white-space: pre-wrap;
  word-break: break-word;
  color: #374151;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.step-duration { font-size: 0.75rem; color: var(--muted); }

/* ===== MCP config block ===== */
.mcp-config {
  background: #0f172a;
  color: #e2e8f0;
  border-radius: var(--radius);
  padding: 16px 20px;
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 0.8rem;
  line-height: 1.6;
  white-space: pre;
  overflow-x: auto;
}

/* ===== Loading spinner ===== */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Section divider ===== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 28px 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border);
}
.section-title { font-size: 1.1rem; font-weight: 700; color: var(--text); }

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .container { padding: 20px 16px; }
  .card-grid { grid-template-columns: 1fr; }
  header { padding: 0 16px; }
  .login-box { padding: 28px 20px; }
}

/* ===== Run status section ===== */
#run-result {
  margin-top: 20px;
  display: none;
}
#run-result.visible { display: block; }

.run-status-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 12px;
}
.run-status-bar.completed { background: #f0fdf4; border: 1px solid #bbf7d0; color: #15803d; }
.run-status-bar.failed { background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c; }
.run-status-bar.running { background: #eff6ff; border: 1px solid #bfdbfe; color: #1d4ed8; }

/* hidden utility */
.hidden { display: none !important; }

/* ===== Skill files accordion ===== */
.skill-files-list { display: flex; flex-direction: column; gap: 8px; }
.skill-file-row { border: 1px solid var(--border); border-radius: var(--radius); background: #fff; overflow: hidden; }
.skill-file-row.entry { border-color: rgba(67,97,238,0.35); background: #f8faff; }
.skill-file-row.error { border-color: #fca5a5; background: #fef2f2; }
.skill-file-head { display: flex; align-items: center; gap: 8px; padding: 10px 12px; cursor: pointer; user-select: none; }
.skill-file-head:hover { background: rgba(67,97,238,0.04); }
.skill-file-caret { font-size: 0.7rem; color: var(--muted); width: 12px; transition: transform .12s; }
.skill-file-row.open .skill-file-caret { transform: rotate(0deg); }
.skill-file-row:not(.open) .skill-file-caret { transform: rotate(-90deg); }
.skill-file-name-label { font-weight: 600; font-size: 0.88rem; color: var(--text); font-family: 'SFMono-Regular',Consolas,monospace; }
.skill-file-tag { font-size: 0.66rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--primary); background: rgba(67,97,238,0.12); padding: 2px 7px; border-radius: 9px; }
.skill-file-desc-preview { font-size: 0.78rem; color: var(--muted); font-style: italic; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.skill-file-remove { margin-left: auto; background: none; border: none; color: #dc2626; font-size: 1.05rem; cursor: pointer; padding: 0 6px; line-height: 1; }
.skill-file-remove:hover { color: #991b1b; }
.skill-file-body { padding: 10px 14px 14px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 10px; }
.skill-file-row:not(.open) .skill-file-body { display: none; }
.skill-file-body .field-label { font-size: 0.74rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 4px; display: block; }
.skill-file-name-input { font-family: 'SFMono-Regular',Consolas,monospace; }
.skill-file-name-input[readonly] { background: #f3f4f6; color: var(--muted); cursor: not-allowed; }
.skill-file-content-input { font-family: 'SFMono-Regular',Consolas,monospace; font-size: 0.84rem; min-height: 140px; resize: vertical; }
.skill-file-error { font-size: 0.78rem; color: #b91c1c; margin-top: 6px; }

/* ===== File editor dropzone (skills / agents / contexts) ===== */
.files-dropzone {
  margin-top: 8px;
  padding: 14px;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  text-align: center;
  font-size: 0.82rem;
  color: var(--muted);
  cursor: pointer;
  transition: border-color .15s, background .15s, color .15s;
  user-select: none;
}
.files-dropzone:hover { border-color: var(--primary); color: var(--text, #1e293b); }
.files-dropzone.dragover {
  border-color: var(--primary);
  background: rgba(67,97,238,0.08);
  color: var(--primary);
}
.files-dropzone-link { color: var(--primary); font-weight: 600; text-decoration: underline; }

/* ===== Tag chips (projects) ===== */
.tag-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-chip {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 12px;
  background: #ccfbf1;
  color: #0f766e;
  border: 1px solid #99f6e4;
  white-space: nowrap;
}
.tag-chip-input-wrap {
  display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 6px 8px; min-height: 38px;
}
.tag-chip-input-wrap input {
  flex: 1; min-width: 90px; border: none; outline: none; font-size: 0.85rem; padding: 2px;
}
.tag-chip .tag-chip-remove { margin-left: 5px; cursor: pointer; opacity: 0.6; font-weight: 700; }
.tag-chip .tag-chip-remove:hover { opacity: 1; }

/* ===== Skill files read-only viewer (project/repository/profile) ===== */
.skill-files-readonly { display: flex; flex-direction: column; gap: 8px; }
.skill-files-readonly .skill-file-row { background: var(--card-bg, #fafafa); }
.skill-files-readonly .skill-file-body { background: #0f172a; color: #e2e8f0; border-radius: 0 0 var(--radius) var(--radius); padding: 14px 18px; border-top: 1px solid #1e293b; }
.skill-files-readonly .skill-file-body pre { margin: 0; white-space: pre-wrap; word-break: break-word; font-family: 'SFMono-Regular',Consolas,monospace; font-size: 0.82rem; line-height: 1.6; color: inherit; }